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6 Operator

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January 20th, 2009 03:00

4 Port trunk won't form on 200E

I've added the trunking license on my 200E as well as on my 4900.
On the 4900 another trunk is working as designed, but this 4 port trunk appears as 4 separate ISL's.
I've connected 4 E ports (3, 7, 11 and 15) to 4 E ports on a 4900 (ports 60-63), but I now see 4 trunks (or 4 non trunked ISL's for that matter) instead of 1 trunk.

I've shut down all E ports on the 200E as well as the involved E ports on the 4900 and enabled them again, but I'm still not getting a big trunk.

What am I doing wrong here ? I've been thinking that the ports on the 200E should be next to each other (ports 8-11 or so), but I can't find documentation that says I have to do this.

Suggestions anyone ?

11 Legend

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January 20th, 2009 05:00

Rob ..check your email account, page 18 of the document.

2 Intern

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219 Posts

January 20th, 2009 03:00

Hey,

when you are using trunking then you have to use ports within the same port group. So on your 200E you have to use e.g. 0-3 or samething like this. Of course your cable length have to be equal.

For further infos look at EMC Connectrix B Series Fabric OS Administrator¿s Guide chapter Administering ISL Trunking.

Message was edited by:
Andreas Schroeer

6 Operator

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5.7K Posts

January 20th, 2009 05:00

I'd like to see somewhere the port groups consist of 4 ports each.

6 Operator

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January 20th, 2009 05:00

It's on pages 18 and 19 of the SilkWorm 200E Hardware Reference Manual.

Port or Trunk groups consist of ports 0-3, 4-7, 8-11 and 12-15.

Thank you!!!!!!!!!!!!!!!!!!!!

11 Legend

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January 20th, 2009 05:00

hopefully you have 4 ports available in one of those groups.

6 Operator

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5.7K Posts

January 20th, 2009 05:00

Thanks for the helpful PDF, but I cannot find anything about port groups on the 200E (DS220B).
On page 660 it only states that trunking groups are based on the user port number with contiguous eight ports as one group, such as 0-7, 8-15, but I don't know whether or not this also counts for the 200E switch.
The problem is that my ports 3 and 7 as well as 11 and 15 should from a trunk.... which they don't. Is it possible the 200E has 4 port port groups ?

6 Operator

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5.7K Posts

January 20th, 2009 06:00

Nope, but I will do some reshuffling ;)
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